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What is the Least Common Multiple of 13997 and 14001?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least common multiple (LCM) of 13997 and 14001 is 195971997.

LCM(13997,14001) = 195971997

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Least Common Multiple of 13997 and 14001 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13997 and 14001, than apply into the LCM equation.

GCF(13997,14001) = 1
LCM(13997,14001) = ( 13997 × 14001) / 1
LCM(13997,14001) = 195971997 / 1
LCM(13997,14001) = 195971997

Least Common Multiple (LCM) of 13997 and 14001 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13997 and 14001. First we will calculate the prime factors of 13997 and 14001.

Prime Factorization of 13997

Prime factors of 13997 are 13997. Prime factorization of 13997 in exponential form is:

13997 = 139971

Prime Factorization of 14001

Prime factors of 14001 are 3, 13, 359. Prime factorization of 14001 in exponential form is:

14001 = 31 × 131 × 3591

Now multiplying the highest exponent prime factors to calculate the LCM of 13997 and 14001.

LCM(13997,14001) = 139971 × 31 × 131 × 3591
LCM(13997,14001) = 195971997